JPS6331764B2 - - Google Patents

Info

Publication number
JPS6331764B2
JPS6331764B2 JP59261399A JP26139984A JPS6331764B2 JP S6331764 B2 JPS6331764 B2 JP S6331764B2 JP 59261399 A JP59261399 A JP 59261399A JP 26139984 A JP26139984 A JP 26139984A JP S6331764 B2 JPS6331764 B2 JP S6331764B2
Authority
JP
Japan
Prior art keywords
aperture
lens
lens group
focusing
object side
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP59261399A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61138912A (ja
Inventor
Takayuki Ito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP26139984A priority Critical patent/JPS61138912A/ja
Publication of JPS61138912A publication Critical patent/JPS61138912A/ja
Publication of JPS6331764B2 publication Critical patent/JPS6331764B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP26139984A 1984-12-11 1984-12-11 望遠マクロレンズのフオ−カシイング方式 Granted JPS61138912A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP26139984A JPS61138912A (ja) 1984-12-11 1984-12-11 望遠マクロレンズのフオ−カシイング方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26139984A JPS61138912A (ja) 1984-12-11 1984-12-11 望遠マクロレンズのフオ−カシイング方式

Publications (2)

Publication Number Publication Date
JPS61138912A JPS61138912A (ja) 1986-06-26
JPS6331764B2 true JPS6331764B2 (enExample) 1988-06-27

Family

ID=17361322

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26139984A Granted JPS61138912A (ja) 1984-12-11 1984-12-11 望遠マクロレンズのフオ−カシイング方式

Country Status (1)

Country Link
JP (1) JPS61138912A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2811447B2 (ja) * 1988-06-17 1998-10-15 株式会社シグマ マクロレンズ
US6154324A (en) * 1997-12-04 2000-11-28 Asahi Kogaku Kogyo Kabushiki Kaisha Macro lens system
DE19856108B4 (de) * 1997-12-04 2006-03-02 Pentax Corp. Makrolinsensystem

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5255639A (en) * 1975-09-30 1977-05-07 Nippon Chemical Ind Telephoto lens
JPS578515A (en) * 1980-06-19 1982-01-16 Canon Inc Zoom lens
JPS59159118A (ja) * 1983-03-01 1984-09-08 Canon Inc リアフオ−カス型レンズ

Also Published As

Publication number Publication date
JPS61138912A (ja) 1986-06-26

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees